“tree secreta”的概念、定义、翻译、参考文献-科学参考

单词	tree secreta
释义	tree secreta Encyclopedia 农学树木分泌物释 tree exudate; tree secreta树木分泌物活立木的枝干、叶子、花朵、果实、根系等不同部位在生长过程中自然产生和受刺激产生的气体、液体或固体状物质，和以这些部位及其汁液为食的寄生生物所产生的代谢物或排泄物。通常指具有可收集和加工利用价值的物质。
随便看	center-of-mass coordinate system center-of-mass energy center of masses center of mass frame center-of-mass frame center of moment center-of-momentum frame center of momentum system Center of National Railway Intelligent Transportation System Engineering and Technology center of oscillation center of percussion center of perspectivity center of polarity center of principal curvature center of projection center of purity center of range center of reduction center of reflection center of rotation center of similarity center of similitude center of subsidence center of symmetry Center of the World

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。